Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocking compound (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a) COc1ccc(N(Cc2cnccc2C)C2CCN([C@H](C)CCNC(=O)c3c(C)cc(Cl)nc3C)CC2)cc1
b) Cc1oc(=O)oc1CN1CCN(c2cc3c(cc2F)c(=O)c(C(=O)O)c2n3C(C)S2)CC1
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}
6-chloro-N-[(3R)-3-[4-[4-methoxy-N-[(4-methylpyridin-3-yl)methyl]anilino]piperidin-1-yl]butyl]-2,4-dimethylpyridine-3-carboxamide