Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocker (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a: CCN(CC)Cc1ccc(Nc2ccnc3cc(Cl)ccc23)cc1O
b: CS(=O)(=O)Nc1ccc(OCC(O)CNCCc2ccc(Cl)c(Cl)c2)cc1
Answer: a, 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}
5-[(7-chloroquinolin-4-yl)amino]-2-(diethylaminomethyl)phenol