Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocker?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a: CSc1ccccc1C(=O)C1CCCN(Cc2cnn(-c3ccccc3)c2)C1
b: O=C(O)C(=O)O.O=C(c1cccc(Cl)c1)N1CCN(C2CCCCC2)CC1
c: CCOC(=O)/C=C1\SCC(=O)N1CC(=O)NC(C)C
d: C=CCn1c(NCc2cc(Cl)ccc2O)nc2ccccc21
e: CC1CCc2c(sc(NC(=O)C3CCCO3)c2C#N)C1
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}