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, d, or e without using any other words.
Options:
a Cc1cc(=O)oc2c(Cl)c(OCCCCN3CCC(c4noc5cc(F)ccc45)CC3)ccc12
b CN(C)CC[C@H](NC(=O)C1(N)CCN(c2ncnc3[nH]ccc23)CC1)c1ccc(Cl)cc1
c CC(F)(C(=O)NS(C)(=O)=O)c1ccc(OS(=O)(=O)C(F)(F)F)cc1
d CNS(=O)(=O)Nc1ccc2ccc3ncc(-c4cnn(C)c4)cc3c(=O)c2c1
e O=C(CCCCCCC(=O)Nc1ccc2ccnc(Nc3cccc(Cl)c3F)c2c1)NO
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}
8-chloro-7-[4-[4-(6-fluoro-1,2-benzoxazol-3-yl)piperidin-1-yl]butoxy]-4-methylchromen-2-one