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) COc1ccc([C@@H](C)N[C@@H]2CC[C@@H](C(=O)N3CCC(c4ccccc4)(c4ccccc4)CC3)C(C)(C)C2)cc1
(b) Clc1ccc(-n2c(-c3ccc(Cl)cc3Cl)nc3c(NC4CCCCC4)ncnc32)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}
9-(4-chlorophenyl)-N-cyclohexyl-8-(2,4-dichlorophenyl)purin-6-amine