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, b, or c without using any additional words.
Options:
a: C[C@@H]1CCCN1CCCOc1ccc(C2=NNC(=O)CC2)cc1
b: Cn1c(=O)cc(NC2CCN(Cc3ccc4c(c3)OCO4)CC2)c2cc(OC(F)F)ccc21
c: CNc1nc(-c2ccc3c(N)n[nH]c3c2)cc(N2C[C@@H](C(=O)NC3CCCCC3)CC[C@H]2C)n1
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-[[1-(1,3-benzodioxol-5-ylmethyl)piperidin-4-yl]amino]-6-(difluoromethoxy)-1-methylquinolin-2-one