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.) COc1ccc(N2CCN(C(=O)c3ccc(C)cc3)CC2)c([N+](=O)[O-])c1
b.) CC(=O)/C(C#N)=C1\NC(=O)C(Cc2ccc(C)c(C)c2)S1
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}