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 additional words.
Options:
a CCN(CC)CCN(C(=O)c1ccc2c(c1)CCCC2)c1nc2ccc(C)cc2s1.Cl
b CCOC(=O)CSc1nc2sc3c(c2c(=O)n1-c1ccccc1)CCN(C)C3
c COc1ccccc1/C=C/CN1CCC(CO)(Cc2ccccc2)CC1
d CCCCNC(=O)C1CCN(Cc2ccc(OCc3ccccc3)cc2)CC1.O=C(O)C(=O)O
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}