[EN300-250318-0.05g] tert-butyl N-{3',4'-dihydro-2'H-spiro[cyclobutane-1,1'-pyrrolo[1,2-a]pyrazine]-3-yl}carbamate 599,700원
[EN300-250318-0.1g] tert-butyl N-{3',4'-dihydro-2'H-spiro[cyclobutane-1,1'-pyrrolo[1,2-a]pyrazine]-3-yl}carbamate 863,200원
[EN300-250318-0.25g] tert-butyl N-{3',4'-dihydro-2'H-spiro[cyclobutane-1,1'-pyrrolo[1,2-a]pyrazine]-3-yl}carbamate 1,207,300원
[EN300-250318-0.5g] tert-butyl N-{3',4'-dihydro-2'H-spiro[cyclobutane-1,1'-pyrrolo[1,2-a]pyrazine]-3-yl}carbamate 1,860,700원
[EN300-250318-1g] tert-butyl N-{3',4'-dihydro-2'H-spiro[cyclobutane-1,1'-pyrrolo[1,2-a]pyrazine]-3-yl}carbamate 2,368,200원
[EN300-250318-2.5g] tert-butyl N-{3',4'-dihydro-2'H-spiro[cyclobutane-1,1'-pyrrolo[1,2-a]pyrazine]-3-yl}carbamate 4,576,700원
[EN300-250318-5g] tert-butyl N-{3',4'-dihydro-2'H-spiro[cyclobutane-1,1'-pyrrolo[1,2-a]pyrazine]-3-yl}carbamate 6,741,700원
[EN300-250318-10g] tert-butyl N-{3',4'-dihydro-2'H-spiro[cyclobutane-1,1'-pyrrolo[1,2-a]pyrazine]-3-yl}carbamate 9,965,100원