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(OCCOCCN2CCN(C)CC2)c([N+](=O)[O-])c1
b CCn1cc(CN2CCN(Cc3cccc(OC)c3)C(CCO)C2)c(C)n1
c OC(COCc1cccs1)CN1CCN(c2ccccc2Cl)CC1
Answer: c
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}