Solving Script
HELL 16

Hidden single 3 in row 2  (r2c6=3)
   r2c6<>4
   r2c6<>8
   r2c6<>9
   r7c6<>3
Hidden single 4 in row 2  (r2c1=4)
   r1c1<>4
   r1c3<>4
   r2c1<>1
   r2c1<>9
   r7c1<>4
   r8c1<>4
Hidden single 9 in row 2  (r2c4=9)
   r1c5<>9
   r1c6<>9
   r2c4<>8
   r5c4<>9
   r7c4<>9
Hidden single 8 in row 2  (r2c9=8)
   r1c7<>8
   r2c9<>1
   r3c9<>8
   r7c9<>8
   r8c9<>8
   r9c9<>8
Hidden single 1 in row 2  (r2c8=1)
   r3c9<>1
   r6c8<>1
   r7c8<>1
Hidden single 4 in box 6  (r5c9=4)
   r5c5<>4
   r5c6<>4
   r5c9<>1
   r5c9<>2
   r5c9<>6
   r5c9<>9
   r7c9<>4
   r8c9<>4
Naked single 7 row 3 column 5  (r3c5=7)
   r1c5<>7
   r3c1<>7
   r3c3<>7
Naked single 4 row 1 column 5  (r1c5=4)
   r1c6<>4
   r4c5<>4
Hidden single 4 in row 4  (r4c6=4)
   r4c6<>6
   r4c6<>9
Naked single 1 row 3 column 1  (r3c1=1)
   r3c3<>1
   r6c1<>1
Naked Triplets 236 in column 8
   r7c8<>2
   r7c8<>3
   r7c8<>6
   r8c8<>2
   r8c8<>3
   r8c8<>6
Locked candidate (9) in box 8
   r7c7<>9
   r7c9<>9
Locked candidate (2) in row 9
   r7c7<>2
   r7c9<>2
   r8c7<>2
   r8c9<>2
Naked double col 9 - 56
   r6c9<>6
   r7c9<>5
   r7c9<>6
Naked single 1 row 7 column 9  (r7c9=1)
   r6c9<>1
   r7c7<>1
UR4-------- 78 83 slash 7 pair = 47 
   r7c3<>7
   r8c3<>7
X-wing of 8's  (r17 c26)
   r1c3<>8
   r7c3<>8
   r7c4<>8
   r7c7<>8
ER_Row1 = 1 Row2 = 6 col1 = 8 col2 = 3 digit = 6 target = 63 hinge = 13
   r6c3<>6
XY-Chain 39 16 digit = 5
   r1c7<>5
   r3c4<>5
Hidden single 5 in row 1  (r1c6=5)
   r1c6<>8
   r5c6<>5
   r6c6<>5
Hidden single 8 in row 1  (r1c2=8)
   r1c2<>6
   r1c2<>7
   r3c3<>8
   r7c2<>8
Hidden single 5 in row 3  (r3c9=5)
   r3c9<>6
   r8c9<>5
Hidden single 6 in row 3  (r3c3=6)
   r1c3<>6
   r4c3<>6
   r5c3<>6
Hidden single 8 in row 3  (r3c4=8)
   r8c4<>8
Hidden single 8 in row 7  (r7c6=8)
   r7c6<>6
   r7c6<>9
Hidden single 9 in row 7  (r7c5=9)
   r4c5<>9
   r5c5<>9
   r7c5<>2
   r7c5<>3
Hidden single 5 in col 4  (r5c4=5)
   r5c3<>5
   r5c4<>2
   r5c4<>6
Hidden single 3 in col 5  (r8c5=3)
   r8c3<>3
   r8c5<>2
   r8c7<>3
Hidden single 6 in col 9  (r8c9=6)
   r7c7<>6
   r8c4<>6
   r8c7<>6
Hidden single 6 in row 7  (r7c4=6)
   r7c4<>2
Hidden single 2 in col 4  (r8c4=2)
   r8c1<>2
Naked Triplets 179 in column 3
   r6c3<>1
   r6c3<>9
Hidden single 1 in row 6  (r6c7=1)
   r4c7<>1
   r5c7<>1
   r6c7<>2
   r6c7<>3
   r6c7<>6
   r6c7<>9
Hidden single 3 in row 6  (r6c8=3)
   r6c8<>2
   r6c8<>6
   r9c8<>3
Hidden single 6 in row 6  (r6c6=6)
   r5c6<>6
   r6c6<>9
Hidden single 9 in col 6  (r5c6=9)
   r5c3<>9
   r5c7<>9
Hidden single 6 in col 8  (r1c8=6)
   r1c7<>6
   r1c8<>2
Hidden single 2 in row 1  (r1c7=2)
   r4c7<>2
   r5c7<>2
   r9c7<>2
Hidden single 2 in col 8  (r9c8=2)
   r9c9<>2
Hidden single 2 in col 9  (r6c9=2)
   r6c1<>2
   r6c9<>9
Hidden single 9 in row 6  (r6c1=9)
   r1c1<>9
   r4c3<>9
   r6c1<>5
Hidden single 9 in row 1  (r1c3=9)
   r1c3<>7
Hidden single 7 in row 1  (r1c1=7)
   r7c1<>7
   r8c1<>7
Hidden single 9 in row 4  (r4c7=9)
   r4c7<>6
   r9c7<>9
Hidden single 6 in row 4  (r4c2=6)
   r4c2<>2
   r5c2<>6
Hidden single 2 in row 4  (r4c5=2)
   r4c5<>1
   r5c5<>2
Hidden single 1 in row 4  (r4c3=1)
   r5c3<>1
Hidden single 1 in row 5  (r5c5=1)
Hidden single 2 in row 5  (r5c2=2)
   r5c2<>7
   r7c2<>2
Hidden single 6 in row 5  (r5c7=6)
Hidden single 7 in row 5  (r5c3=7)
Hidden single 5 in row 6  (r6c3=5)
   r7c3<>5
   r8c3<>5
Hidden single 2 in row 7  (r7c1=2)
   r7c1<>5
Hidden single 5 in row 7  (r7c7=5)
   r7c7<>3
   r8c7<>5
Hidden single 3 in row 7  (r7c3=3)
   r7c3<>4
   r9c3<>3
Hidden single 4 in row 7  (r7c8=4)
   r7c8<>7
   r8c8<>4
Hidden single 7 in row 7  (r7c2=7)
Hidden single 4 in row 8  (r8c3=4)
   r8c3<>8
Hidden single 5 in row 8  (r8c1=5)
Hidden single 7 in row 8  (r8c8=7)
Hidden single 8 in row 8  (r8c7=8)
   r9c7<>8
Hidden single 3 in row 9  (r9c7=3)
Hidden single 8 in row 9  (r9c3=8)
Hidden single 9 in row 9  (r9c9=9)

Done!