The Complete List of Suppliers for Ethanol,2,2',2'',2'''-[[4,8-bis(3,4-dihydro-1(2H)-quinolinyl)pyrimido[5,4-d]pyrimidine-2,6-diyl]dinitrilo]tetrakis-(9CI)
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![16908-52-4,Ethanol,2,2',2'',2'''-[[4,8-bis(3,4-dihydro-1(2H)-quinolinyl)pyrimido[5,4-d]pyrimidine-2,6-diyl]dinitrilo]tetrakis-(9CI),Ethanol,2,2',2'',2'''-[[4,8-bis(3,4-dihydro-1(2H)-quinolyl)pyrimido[5,4-d]pyrimidine-2,6-diyl]dinitrilo]tetra-(7CI,8CI); Pyrimido[5,4-d]pyrimidine, ethanol deriv.; RA 178](http://www.lookchem.com/300w/2010/076/16908-52-4.jpg)