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 Cc1cc(NCc2c(Cl)ccc(Cl)c2Cl)c2cccc(C(N)=O)c2n1
b CC12C(=O)OC(=O)C1(C)C1CCC2O1
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}
2-methyl-4-[(2,3,6-trichlorophenyl)methylamino]quinoline-8-carboxamide