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, c, or d without using any other words.
Options:
a. COc1ccccc1N1CCN(C(=O)c2ccc3c(=O)n(Cc4ccc5c(c4)OCO5)c(=O)[nH]c3c2)CC1
b. OCC1(CCOc2ccccc2)CCN(Cc2ccc3c(c2)OCCO3)CC1
c. CCOc1ccccc1NC(=O)CN1CCC(NC(=O)c2ccccc2C)CC1
d. O=C(NCc1c[nH]c2ccccc12)c1ccccc1
Answer: b, 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}