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) CN1CCN(C(=O)/C(=C\c2cccs2)NC(=O)c2ccccc2)CC1
b) O=C(c1ccc2c(c1)OCO2)C1CCCN(C(=O)C2CCOCC2)C1
c) CCC1CCCCN1CCCNC(=O)C1CCCN(S(=O)(=O)N2CC(C)CC(C)C2)C1
d) Cc1csc(NC(=O)c2ccc(N3CCCC3=O)cc2)n1
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}