Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocker?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
[a] CCc1ccc(CN2CCC(n3nccc3NC(=O)c3ccccc3C)CC2)cc1
[b] COc1ccc(Br)cc1/C=N/NC(=O)C(c1ccncc1)N1CCOCC1
[c] COc1ccc(CCC(=O)OCC(=O)Nc2ccc(C)c(S(=O)(=O)N(C)C)c2)cc1
[d] CCOC(=O)N1CCN(C(=O)/C(=C/c2ccc(N(C)C)cc2)NC(=O)c2ccccc2)CC1
Answer: a
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_inhib#not &NULL}a {herg_inhib__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_inhib%}
Answer: {%multiple_choice_result}