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) CN(C(=O)CSC1=Nc2ccccc2C2=NC(c3ccccc3)C(=O)N12)C1CCCCC1
(b) CSc1nc2ccccc2n1CC(=O)Nc1c(C)n(C)n(-c2ccccc2)c1=O
(c) CN1C(N)=NC(=O)/C1=C/c1ccccc1F
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}