Task: Please answer the multiple choice question.
Question: Which molecules are not 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 other words.
Options:
(a) CC(C)(O)c1ccc(C(Cc2cc[n+]([O-])cc2)c2ccc(OC(F)F)c(OC3CCC3)c2)cn1
(b) Cc1ncoc1-c1nnc(SCCCN2C[C@H]3C[C@@]3(c3ccc(OC(F)(F)F)cc3)C2)n1C
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}
2-[5-[1-[3-cyclobutyloxy-4-(difluoromethoxy)phenyl]-2-(1-oxidopyridin-1-ium-4-yl)ethyl]pyridin-2-yl]propan-2-ol