Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocker?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a.) CCc1noc(C)c1C(=O)OCC(=O)Nc1nc(-c2ccc(F)c(F)c2)cs1
b.) Cc1cccc(NC(=O)CN2CCN(CC(=O)Nc3cccc(C)c3)CC2)c1
c.) NC(=O)CSc1nnc(-c2ccc(S(=O)(=O)N3CCCC3)cc2)n1CC1CCCO1
Answer: b
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}