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, or d without using any additional words.
Options:
a.) NNC(=O)CNC(c1ccccc1)c1cc(Br)ccc1NC(=O)CCN1CCOCC1
b.) CCn1cc(C(=O)N2CCN(c3ccc(F)cc3)CC2)c2cc(OC)c(OC)cc2c1=O
c.) Cc1ccc(N(CC(O)Cn2nc(C)cc2C)S(=O)(=O)c2ccc3ccccc3c2)cc1
d.) O=C(Nc1cc(S(=O)(=O)N2CCOCC2)ccc1N1CCCCC1)c1ccccc1
Answer: b
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}