Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocker (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a) CN[C@@H](C)[C@H]1[C@H](O)CC2(C)[C@@H]3CC[C@H]4C(C)(C)[C@@H](NC)CCC45CC35CC[C@]12C
b) O=C1COc2ccc(CNC34CCC(CCc5ccnc6cc(Cl)cnc56)(CC3)OC4)nc2N1
Answer: a
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_blocker#not &NULL}a {herg_blocker__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_blocker%}
Answer: {%multiple_choice_result}
(6S,8R,11S,14R,15S,16R)-7,7,12,16-tetramethyl-6-(methylamino)-15-[(1S)-1-(methylamino)ethyl]pentacyclo[9.7.0.01,3.03,8.012,16]octadecan-14-ol