Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocking compound?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a Cc1nc2ccccc2[nH]c1=O
b CCC(=O)c1ccc(OCC(O)CN2C(=O)NC(C)(C)C2=O)cc1
c COc1ccc(C[C@H]2CN3C(=NC[C@H]3C)N2CCNC(=O)CCC2CCCCC2)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}