Task: Please answer the multiple choice question.
Question: Which molecules are not 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 other words.
Options:
(a) C[C@@H](Oc1cccc2ncnc(Nc3ccc(OCc4ccccn4)c(Cl)c3)c12)C(=O)N(C)CCO
(b) CC(=O)N1CCC(c2ccc(NC(=O)c3ncc(C#N)[nH]3)c(C3=CCCCC3)c2)CC1
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}
(2R)-2-[4-[3-chloro-4-(pyridin-2-ylmethoxy)anilino]quinazolin-5-yl]oxy-N-(2-hydroxyethyl)-N-methylpropanamide