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 additional words.
Options:
[a] COc1cccc(C(=O)N2CCCC2)c1OCc1csc(-c2ccc(Cl)cc2)n1
[b] COc1c(N2C[C@@H]3CCCN[C@H]3C2)c(F)cc2c(=O)c(C(=O)O)cn(C3CC3)c12
[c] C[C@@H]1NC(c2cnccn2)=NC1(c1ccc(F)cc1)c1ccc(F)cc1.Cl
[d] Cc1cc(-c2cc3c(N[C@@H]4CC[C@](C)(N)C4(C)C)c(C(N)=O)cnn3c2)ccn1
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}
[2-[[2-(4-chlorophenyl)-1,3-thiazol-4-yl]methoxy]-3-methoxyphenyl]-pyrrolidin-1-ylmethanone