Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocker (<10uM)?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
[a] CC(C)N1CCN(CCN2CCN(c3ccc(F)c(C#N)c3)C2=O)CC1
[b] CCC(C)(C)Cc1cnc(CCc2ccc(-c3ccccn3)cc2)[nH]1
[c] Cc1cc2cc(N=C(NC#N)NC3CCCCN(CC(=O)N4CCCC4)C3=O)ccc2o1
[d] Cc1ccccc1-n1c(Cn2cnc3c(N)ncnc32)nc2cccc(C)c2c1=O
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}
2-[4-[2-[5-(2,2-dimethylbutyl)-1H-imidazol-2-yl]ethyl]phenyl]pyridine