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.) Cc1nn(-c2ccc(F)cc2)c(C)c1CN1CCN(CCC(C)C)C(CCO)C1
b.) CCN(CC)c1ccc(NC(=O)CN2CCN(CC(=O)Nc3ccccc3F)CC2)cc1
c.) CCOC(=O)C1(C)Oc2cccnc2NC1=O
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}