Solving Script
Hell 18

Hidden single 3 in row 1  (r1c8=3)
   r1c8<>2
   r1c8<>4
   r1c8<>9
   r7c8<>3
Hidden single 1 in row 2  (r2c1=1)
   r2c1<>2
   r2c1<>4
   r2c1<>9
   r4c1<>1
   r6c1<>1
Hidden single 5 in row 7  (r7c7=5)
   r7c7<>3
   r7c7<>4
   r7c7<>9
Hidden single 5 in row 9  (r9c5=5)
   r1c5<>5
   r9c5<>9
Hidden single 5 in row 1  (r1c4=5)
   r1c4<>2
   r1c4<>4
   r1c4<>9
   r3c4<>5
Hidden single 7 in row 9  (r9c2=7)
   r9c2<>4
   r9c2<>9
Hidden single 8 in col 5  (r4c5=8)
   r4c5<>1
   r4c5<>6
   r4c5<>7
   r4c5<>9
   r4c7<>8
   r4c9<>8
Hidden single 7 in col 5  (r2c5=7)
   r2c5<>6
   r2c5<>9
   r2c6<>7
   r2c7<>7
Hidden single 6 in col 5  (r5c5=6)
   r4c6<>6
   r5c3<>6
   r5c5<>1
   r5c5<>9
   r5c6<>6
   r5c7<>6
Hidden single 1 in row 5  (r5c4=1)
   r5c4<>2
   r5c4<>9
   r6c4<>1
   r8c4<>1
Hidden single 1 in row 8  (r8c5=1)
   r8c5<>9
Hidden single 9 in col 5  (r1c5=9)
   r1c1<>9
   r1c6<>9
   r1c9<>9
   r2c6<>9
   r3c4<>9
Hidden single 6 in col 6  (r2c6=6)
   r2c6<>2
   r2c6<>4
   r2c7<>6
   r2c8<>6
Hidden single 7 in col 6  (r4c6=7)
   r4c6<>2
   r4c6<>9
   r4c7<>7
   r4c9<>7
Hidden single 3 in col 7  (r8c7=3)
   r8c3<>3
   r8c7<>4
   r8c7<>9
Naked double col 7 - 49
   r3c7<>4
   r3c7<>9
   r4c7<>4
   r4c7<>9
   r6c7<>9
Naked single 6 row 4 column 7  (r4c7=6)
   r3c7<>6
   r4c1<>6
   r4c3<>6
   r4c8<>6
   r6c7<>6
   r6c8<>6
Hidden single 6 in row 3  (r3c8=6)
   r3c8<>2
   r3c8<>4
   r3c8<>9
Naked Triplets 129 in row 6
   r6c1<>2
   r6c1<>9
   r6c3<>2
   r6c3<>9
   r6c9<>1
   r6c9<>2
   r6c9<>9
Naked Triplets 149 in row 7
   r7c1<>4
   r7c1<>9
   r7c3<>4
   r7c3<>9
   r7c6<>4
   r7c6<>9
Naked single 3 row 7 column 6  (r7c6=3)
   r7c1<>3
   r7c3<>3
   r9c6<>3
Hidden single 3 in row 9  (r9c1=3)
   r6c1<>3
   r9c1<>4
   r9c1<>9
Hidden single 3 in row 6  (r6c3=3)
   r6c3<>6
Hidden single 6 in row 6  (r6c1=6)
   r7c1<>6
Hidden single 6 in row 7  (r7c3=6)
   r7c3<>8
Hidden single 8 in row 7  (r7c1=8)
   r1c1<>8
   r3c1<>8
Hidden single 8 in row 1  (r1c9=8)
   r1c9<>2
   r1c9<>4
   r3c7<>8
   r3c9<>8
   r6c9<>8
Hidden single 8 in row 3  (r3c3=8)
   r3c3<>2
   r3c3<>4
   r3c3<>5
   r3c3<>9
Hidden single 5 in row 3  (r3c2=5)
   r3c2<>2
   r3c2<>4
   r3c2<>9
   r4c2<>5
Hidden single 5 in row 4  (r4c3=5)
   r4c3<>2
   r4c3<>4
   r4c3<>9
Hidden single 8 in row 6  (r6c7=8)
   r6c7<>7
Hidden single 7 in row 6  (r6c9=7)
   r3c9<>7
Hidden single 7 in row 3  (r3c7=7)
ER_Row1 = 9 Row2 = 3 col1 = 6 col2 = 9 digit = 4 target = 39 hinge = 36
   r3c9<>4
Locked candidate (4) in box 3
   r2c3<>4
Locked candidate (4) in box 1
   r4c1<>4
ER_Row1 = 3 Row2 = 6 col1 = 4 col2 = 8 digit = 2 target = 68 hinge = 38
   r6c8<>2
Locked candidate (2) in box 6
   r4c1<>2
   r4c2<>2
Naked single 9 row 4 column 1  (r4c1=9)
   r3c1<>9
   r4c2<>9
   r4c8<>9
   r4c9<>9
   r5c3<>9
   r6c2<>9
Hidden single 9 in row 3  (r3c9=9)
   r2c7<>9
   r2c8<>9
   r3c9<>2
   r7c9<>9
   r9c9<>9
Hidden single 9 in row 2  (r2c3=9)
   r2c3<>2
   r8c3<>9
Hidden single 2 in row 2  (r2c8=2)
   r2c8<>4
   r4c8<>2
Hidden single 4 in row 2  (r2c7=4)
   r5c7<>4
Hidden single 2 in row 4  (r4c9=2)
   r4c9<>1
   r4c9<>4
Hidden single 4 in row 5  (r5c3=4)
   r4c2<>4
   r5c3<>2
   r8c3<>4
Hidden single 4 in row 4  (r4c8=4)
   r4c8<>1
   r7c8<>4
Hidden single 1 in row 4  (r4c2=1)
   r6c2<>1
Hidden single 2 in row 5  (r5c6=2)
   r1c6<>2
   r5c6<>9
   r6c4<>2
Hidden single 2 in row 1  (r1c1=2)
   r1c1<>4
   r3c1<>2
Hidden single 4 in row 1  (r1c6=4)
   r3c4<>4
   r9c6<>4
Hidden single 2 in row 3  (r3c4=2)
Hidden single 4 in row 3  (r3c1=4)
Hidden single 9 in row 5  (r5c7=9)
   r6c8<>9
Hidden single 1 in row 6  (r6c8=1)
   r7c8<>1
Hidden single 2 in row 6  (r6c2=2)
   r8c2<>2
Hidden single 9 in row 6  (r6c4=9)
   r8c4<>9
Hidden single 1 in row 7  (r7c9=1)
   r7c9<>4
Hidden single 4 in row 7  (r7c2=4)
   r7c2<>9
   r8c2<>4
Hidden single 9 in row 7  (r7c8=9)
Hidden single 2 in row 8  (r8c3=2)
Hidden single 4 in row 8  (r8c4=4)
Hidden single 9 in row 8  (r8c2=9)
Hidden single 4 in row 9  (r9c9=4)
Hidden single 9 in row 9  (r9c6=9)

Done!