Task: Please answer the multiple choice question.
Question: Which molecules are not 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) O=C(CNC(=O)c1cccc(C(F)(F)F)c1)NC1CN(C2CCC(c3c[nH]c4ccccc34)CC2)C1
(b) [NH3+][C@H]1CN(c2ccncn2)CC[C@@H]1c1cc(F)c(F)cc1F
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}
[(3R,4R)-1-pyrimidin-4-yl-4-(2,4,5-trifluorophenyl)piperidin-3-yl]azanium