[EN300-7134591-0.05g] thieno[2,3-b]pyrazine 155,300원
[EN300-7134591-0.1g] thieno[2,3-b]pyrazine 201,100원
[EN300-7134591-0.25g] thieno[2,3-b]pyrazine 257,600원
[EN300-7134591-0.5g] thieno[2,3-b]pyrazine 368,800원
[EN300-7134591-1g] thieno[2,3-b]pyrazine 451,600원
[EN300-7134591-2.5g] thieno[2,3-b]pyrazine 952,500원
[EN300-7134591-5g] thieno[2,3-b]pyrazine 1,786,600원
[EN300-7134591-10g] thieno[2,3-b]pyrazine 3,452,900원