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, b, or c without using any additional words.
Options:
a: COc1cc2c(Nc3ncc(CC(=O)Nc4cccc(F)c4)s3)ncnc2cc1OCCCN1CCC(CO)CC1
b: O=C(c1ccc(Cl)cc1)C1CCN(CCc2ccc(Cl)c(Cl)c2)CC1
c: CC(C)(F)COc1cc(F)c2c(c1)[C@]1(COC(N)=N1)c1cc(-c3cccnc3F)ccc1O2
Answer: 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}
(4-chlorophenyl)-[1-[2-(3,4-dichlorophenyl)ethyl]piperidin-4-yl]methanone