Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocking compound (<10uM)?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a. c1ccc(CCc2cccc(CCc3ccccc3)n2)cc1
b. COCCN(C)Cc1csc(-c2cn(CC3CCOCC3)c3c(Cl)cccc23)n1
c. CN1C(=O)N(c2cccc(C(F)(F)F)c2)C2=C(C(=O)CC2)[C@@H]1c1ccc(C#N)cc1S(=O)(=O)CCO
d. O=C(OCc1ccccc1)N1CCC(CNc2ncccn2)CC1
e. COc1ccc2nccc(NC(=O)C3(O)CCC(NCc4cnc5c(c4)OCCO5)CC3)c2n1
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}
2,6-bis(2-phenylethyl)pyridine