Task: Please answer the multiple choice question.
Question: Which molecules are a 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] Cc1nc(-n2cnnn2)ccc1CC(=O)N1CCN(CCc2ccc3c(c2C)COC3=O)CC1
[b] CCCCC1(C(=O)c2ccc3[nH]ncc3c2)CCCN1
[c] COc1ccc(C(C)NC(=O)C2(N)CCCN(c3ncnc4[nH]ccc34)C2)cc1OC
[d] CC1CNCCN1c1cc(=O)n(C)c(COc2ccccc2C(F)(F)F)n1
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}
4-methyl-5-[2-[4-[2-[2-methyl-6-(tetrazol-1-yl)pyridin-3-yl]acetyl]piperazin-1-yl]ethyl]-3H-2-benzofuran-1-one