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, b, c, or d without using any additional words.
Options:
a O=S(=O)(c1cccc(F)c1)c1ccc2c3c(oc2c1)C1(CCOCC1)NCC3
b CC(C)c1ccc(CS(=O)(=O)c2ccc(C34CNCC3C4)cc2)cc1
c OCc1cn(-c2ccc(N3CCC(N4CCc5ccc(F)cc54)CC3)nn2)cn1
d O=C(NC[C@@H](O)CN1CCC(Oc2ccc(Cl)c(Cl)c2)CC1)c1cnnc2ccccc12
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}
7-(3-fluorophenyl)sulfonylspiro[3,4-dihydro-2H-[1]benzofuro[2,3-c]pyridine-1,4'-oxane]