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 or b without using any additional words.
Options:
a) NC(=O)c1cnc(N[C@H]2CCCNC2)c2cc(-c3ccccc3)sc12
b) CNC(C)c1ccc(OC)cc1Oc1ccc(Cl)c(Cl)c1
Answer: b
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}
1-[2-(3,4-dichlorophenoxy)-4-methoxyphenyl]-N-methylethanamine