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 other words.
Options:
(a) Cc1ccc(C(O)CN2C3=NCCN3c3ccccc32)cc1.Cl
(b) Cc1ccc(S(=O)(=O)NCC(=O)N(CC(=O)NCC2CCCO2)C2CCCC2)cc1
(c) COc1ccc(OC)c(N2C(=NC(=O)C3CCCCC3)SC3CS(=O)(=O)CC32)c1
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}