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, d, or e without using any other words.
Options:
a. COP(C)(=S)SCn1c(=O)oc2cccnc21
b. CC(=O)c1cc2c(cc1C)C(C)(C)C(C)CC2(C)C
c. COC(=O)C1C2CC3c4[nH]c5cc(OC)ccc5c4CCN3CC2CC(OC2CCCCO2)C1OC
d. CCNc1nc(NC(C)C)nc(OC)n1
e. O=C=NCCOC(=O)C1C2C=CC(C2)C1C(=O)OCCN=C=O
Answer: c
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}