Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocking compound?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a: Oc1ccccc1/C=N/n1cnn(Cc2ccccc2Cl)c1=S
b: COc1cc(C(=O)N/N=C/c2ccc(OC)c(CN3CCN(c4ccc(F)cc4)CC3)c2)ccc1O
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}