Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocking compound (<10uM)?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a: CCNC(=O)c1ccc(-c2ccc3c(c2)CCN(CCN2CCCC2C)C3=O)cc1
b: c1ccc(CC2(c3ccc4sccc4c3)CCNC2)cc1
c: Cc1nc(C)c(-c2ccc3cc(CCN4CCCC4C)ccc3n2)cc1C(N)=O
d: CN(CCN1CC2CN(Cc3ccc(F)cc3)CC(C1)O2)S(=O)(=O)c1ccc(C#N)cc1
Answer: a
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_blocker#not &NULL}a {herg_blocker__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_blocker%}
Answer: {%multiple_choice_result}
N-ethyl-4-[2-[2-(2-methylpyrrolidin-1-yl)ethyl]-1-oxidanylidene-3,4-dihydroisoquinolin-6-yl]benzamide