Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocker (<10uM)?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) O=S(=O)(c1ccc(F)cc1)c1ccc(/C=C/c2ccc(F)cc2)nc1
(b) O=C(NC[C@@H]1CCCC[C@H]1O)NC1CCN(Cc2ccn(-c3ccc(C(F)(F)F)cc3)c2)CC1
Answer: a, b
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}
2-[(E)-2-(4-fluorophenyl)ethenyl]-5-(4-fluorophenyl)sulfonylpyridine