A model is created by distributing a plurality of points in the volume in the absence of a grid. The compound of 1,4-dihydropiridine derivative wherein has the formula I, wherein R selected from four group as follow 1whetherin R present R1 selected from halogen, hydrogen, saturated C1-C6 alkyl chain, saturated C1-C6 alkyoxyl chain, R2 selected from 2R3 selected from halogen, hydrogen, saturated C1-C6 alkyl chain, saturated C1-C6 alkyoxyl chain, and OCF3. An extractor class is included in the Java archive file and named as the main class. Further, lipids remaining in the algal biomass after extraction of proteins can be used to generate renewable fuels. The printer prints the received data. The shape of the mark is determined in accordance with the optical characteristic of he substrate.