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 or b without using any additional words.
Options:
a: Cc1[nH]n(-c2ccccc2)c(=O)c1/C=N/N1C(=O)c2ccc3c4c(ccc(c24)C1=O)CC3
b: COc1cc2nc(N(CCCN(C)C)C(=O)c3ccc(S(=O)(=O)N(C)C4CCCCC4)cc3)sc2cc1OC.Cl
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}