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 other words.
Options:
a: CC[C@@H](C)[C@H](C(=O)O)N1CC(CN2CCC(c3cc(Cc4ccc(OC)c(OC)c4)nn3CC)CC2)[C@@H](c2cccc(F)c2)C1
b: CC(c1ccc(Cl)nc1)N1C2CCC1CC(Oc1cccc(C(N)=O)c1)C2
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}
(2R,3R)-2-[(4S)-3-[[4-[5-[(3,4-dimethoxyphenyl)methyl]-2-ethyl-pyrazol-3-yl]piperidin-1-yl]methyl]-4-(3-fluorophenyl)pyrrolidin-1-yl]-3-methyl-pentanoicacid