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 additional words.
Options:
a. C[N+](C)(CCCCNC(=O)Cc1ccc(OCc2ccccc2)cc1)CCNC(=O)c1nc(Cl)c(N)nc1N
b. COc1cccc2c1OC(c1ccc(OCCCN3CCC[C@H](C)C3)cc1)C(C)S2(=O)=O
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}
2-[(3,5-diamino-6-chloropyrazine-2-carbonyl)amino]ethyl-dimethyl-[4-[[2-(4-phenylmethoxyphenyl)acetyl]amino]butyl]azanium