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 additional words.
Options:
[a] O=C(CNC(=O)c1cccc(C(F)(F)F)c1)N[C@@H]1CCN(CCN2CCN(C(=O)c3cc(F)ccc3F)CC2)C1
[b] CC1CN(c2nc(-c3ccc(Cl)cc3Cl)c3c(n2)N(c2c(Cl)cccc2Cl)C(=O)NC3)CC(C)O1
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}
N-[2-[[(3R)-1-[2-[4-(2,5-difluorobenzoyl)piperazin-1-yl]ethyl]pyrrolidin-3-yl]amino]-2-oxoethyl]-3-(trifluoromethyl)benzamide