linear synthesis造句

This version is a linear synthesis with ring formation taking place in the order C, B, A, D . Contrary to the other published methods, the tail synthesis is by an original design.
This synthesis is truly synthetic without any help from small biomolecule precursors and also a linear synthesis with molecule ring construction in the order of A, B, C, D . At some point chirality is locked into the molecule via an asymmetric synthesis step which is unique compared to the other efforts.
It's difficult to find linear synthesis in a sentence. 用linear synthesis造句挺难的