Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest acute oral toxicity (LD50 in rats).
Constraint: You must select all options from a, b, c, or d without using any other words.
Options:
a) Cc1ncc(CO)c(C=NNC(=O)c2ccncc2)c1O
b) CCNc1nc(Cl)nc(NC(C)CC)n1
c) CCCCCCCCCCCCCCCC(=O)OCC(O)C1OC(=O)C(O)=C1O
d) CCOC(=O)c1c(C)cc2c(CO)n[nH]c(=O)c2c1C
Answer: a
Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest {acute_toxicity__names__noun}.
Constraint: You must select all options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%acute_toxicity%}
Answer: {%multiple_choice_result}