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 other words.
Options:
a: Cc1cc(C)n2nc(C(=O)Nc3ccc(N4CCOCC4)cc3)nc2n1
b: Cc1ccc(-n2c(-c3ccc(Cl)cc3)c[n+]3c2CCC3)cc1.[Br-]
c: O=C(Nc1ccccc1Oc1ccccc1)C1=COCCO1
d: O=c1[nH]c(=O)n(-c2ccc(Br)cc2)c(O)c1C=NC(CO)(CO)CO
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}