Solving Script
Hell 44

Hidden single 4 in row 2  (r2c6=4)
   r2c6<>6
   r2c6<>8
   r2c6<>9
   r4c6<>4
   r5c6<>4
   r6c6<>4
Hidden single 7 in row 3  (r3c1=7)
   r3c1<>3
   r3c1<>6
   r3c1<>8
   r7c1<>7
   r8c1<>7
Hidden single 7 in row 6  (r6c6=7)
   r6c6<>3
   r6c6<>5
   r6c6<>6
   r6c6<>8
   r6c6<>9
Hidden single 6 in col 7  (r6c7=6)
   r6c5<>6
   r6c7<>1
   r6c7<>2
   r6c7<>3
   r6c7<>8
Hidden single 6 in col 5  (r5c5=6)
   r5c5<>1
   r5c5<>3
   r5c5<>8
   r5c5<>9
   r5c6<>6
Hidden single 1 in row 5  (r5c9=1)
   r2c9<>1
   r5c9<>8
   r6c8<>1
   r6c9<>1
   r7c9<>1
Hidden single 1 in row 6  (r6c5=1)
   r6c5<>2
   r6c5<>3
   r6c5<>8
   r6c5<>9
Hidden single 2 in row 6  (r6c9=2)
   r2c9<>2
   r4c7<>2
   r6c9<>8
Hidden single 2 in row 4  (r4c5=2)
   r4c5<>3
   r4c5<>8
Hidden single 3 in col 5  (r8c5=3)
   r7c6<>3
   r8c1<>3
   r8c2<>3
   r8c3<>3
   r8c5<>8
   r8c5<>9
   r8c6<>3
Hidden single 6 in col 6  (r3c6=6)
   r3c2<>6
   r3c6<>8
Hidden single 9 in box 2  (r1c5=9)
   r1c5<>8
   r1c7<>9
   r9c5<>9
Hidden single 8 in col 5  (r9c5=8)
   r7c6<>8
   r8c6<>8
   r9c1<>8
   r9c2<>8
   r9c3<>8
   r9c8<>8
Hidden single 8 in box 2  (r3c4=8)
   r3c2<>8
   r3c7<>8
   r3c8<>8
   r4c4<>8
   r5c4<>8
   r6c4<>8
Naked double col 6 - 59
   r4c6<>5
   r5c6<>9
Hidden single 5 in row 4  (r4c4=5)
   r4c4<>4
   r6c4<>5
Hidden single 4 in row 4  (r4c8=4)
   r4c8<>3
   r4c8<>8
   r6c8<>4
Naked double row 5 - 38
   r5c2<>3
   r5c2<>8
Naked double col 7 - 38
   r2c7<>8
   r3c7<>3
   r7c7<>8
   r8c7<>8
ER_Row1 = 1 Row2 = 6 col1 = 7 col2 = 1 digit = 3 target = 61 hinge = 67
   r6c1<>3
ER_Row1 = 1 Row2 = 6 col1 = 7 col2 = 1 digit = 8 target = 61 hinge = 67
   r6c1<>8
ER_Row1 = 2 Row2 = 7 col1 = 9 col2 = 1 digit = 8 target = 71 hinge = 21
   r7c1<>8
SW_FIN rows451 cols 367_fin 11 num 8 exclude column 3
   r2c3<>8
unique 62 - 49
   r6c2<>4
   r6c2<>9
Naked double row 6 - 38
   r6c3<>3
   r6c3<>8
Naked single 5 row 6 column 3  (r6c3=5)
   r6c1<>5
   r7c3<>5
   r8c3<>5
   r9c3<>5
Naked single 1 row 9 column 3  (r9c3=1)
   r2c3<>1
   r7c2<>1
   r7c3<>1
   r9c2<>1
   r9c8<>1
Hidden single 1 in row 7  (r7c7=1)
   r2c7<>1
   r3c7<>1
   r7c7<>7
   r7c7<>9
Hidden single 7 in row 7  (r7c3=7)
   r7c3<>3
   r7c3<>8
   r8c3<>7
Hidden single 7 in row 8  (r8c7=7)
   r8c7<>9
Hidden single 3 in col 3  (r5c3=3)
   r5c3<>8
   r5c6<>3
   r6c2<>3
Hidden single 8 in row 5  (r5c6=8)
   r4c6<>8
Hidden single 8 in row 4  (r4c7=8)
   r1c7<>8
   r4c7<>3
   r6c8<>8
Hidden single 8 in row 1  (r1c1=8)
   r1c1<>3
   r2c1<>8
   r2c2<>8
   r8c1<>8
Hidden single 3 in row 1  (r1c7=3)
   r3c8<>3
Hidden single 3 in row 3  (r3c2=3)
   r3c2<>1
   r3c2<>2
   r7c2<>3
Hidden single 1 in row 3  (r3c8=1)
   r2c8<>1
Hidden single 1 in row 2  (r2c2=1)
   r2c2<>2
   r2c2<>6
Hidden single 6 in row 2  (r2c1=6)
   r9c1<>6
Hidden single 2 in row 3  (r3c7=2)
   r2c7<>2
Hidden single 2 in row 2  (r2c3=2)
   r8c3<>2
Hidden single 3 in row 4  (r4c6=3)
Hidden single 3 in row 6  (r6c8=3)
Hidden single 8 in row 6  (r6c2=8)
   r7c2<>8
   r8c2<>8
Hidden single 3 in row 7  (r7c1=3)
   r7c1<>5
   r7c1<>9
Hidden single 8 in row 7  (r7c9=8)
   r2c9<>8
   r7c9<>5
   r8c8<>8
Hidden single 8 in row 2  (r2c8=8)
   r2c8<>5
   r2c8<>9
Hidden single 5 in row 2  (r2c9=5)
Hidden single 9 in row 2  (r2c7=9)
Hidden single 5 in row 7  (r7c6=5)
   r7c6<>9
   r8c6<>5
Hidden single 9 in row 7  (r7c2=9)
   r5c2<>9
   r8c1<>9
   r8c2<>9
   r9c1<>9
   r9c2<>9
Hidden single 9 in row 5  (r5c4=9)
   r5c4<>4
   r6c4<>9
Hidden single 4 in row 5  (r5c2=4)
   r6c1<>4
   r8c2<>4
Hidden single 4 in row 6  (r6c4=4)
Hidden single 9 in row 6  (r6c1=9)
Hidden single 2 in row 8  (r8c2=2)
Hidden single 4 in row 8  (r8c1=4)
   r8c1<>5
Hidden single 5 in row 8  (r8c8=5)
   r8c8<>9
   r9c8<>5
Hidden single 8 in row 8  (r8c3=8)
Hidden single 9 in row 8  (r8c6=9)
Hidden single 5 in row 9  (r9c1=5)
Hidden single 6 in row 9  (r9c2=6)
Hidden single 9 in row 9  (r9c8=9)