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] Cc1cc(N2CCC(N3CCCC3C)C2)ccc1NC(=O)c1cc(F)ccc1C
[b] O=C(O)CCCOc1cccc(CCCCCCOc2cc(-c3ccccc3)cc(-c3ccccc3)n2)c1CCC(=O)O
[c] N=C(c1ccc(C(=O)Nc2ccc(Cl)cc2C(=O)Nc2ccc(Cl)cn2)cc1)N1CCC(C(=O)O)CC1
[d] CC(C)CN(C(=O)c1cc(Cl)cc(Cl)c1)[C@H]1CCNC1
Answer: a, 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}
4-[2-(2-carboxyethyl)-3-[6-(4,6-diphenylpyridin-2-yl)oxyhexyl]phenoxy]butanoic acid