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, c, or d without using any other words.
Options:
a COc1cc2c(c(OC)c1OC)-c1ccc(NC(=O)c3ccccc3)c(=O)cc1[C@@H](NC(C)=O)CC2
b COc1ccccc1N(C(=O)c1ccco1)C(C(=O)NC1CCCC1)c1ccncc1
c CNC(=S)N(Cc1ccc(OC)cc1)Cc1cc2cccc(C)c2[nH]c1=O
d COc1ccc(/C=C(\NC(=O)c2ccc([N+](=O)[O-])cc2)C(=O)NCCCN2CCOCC2)cc1
Answer: d
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}