cccc cccs ccgc ccgs ccnc ccnr ccns ccrc ccrg ccrs ccsg ccsn ccss cgcc cgcg cggs cgns cgss cnrc cnrr cnss crcc crcr crgs crns crss cscc cscr cscs csgn csrc csrs cssr gc-c gccc gccs gcrg gcss gggg ggrn ggss gncc gngc gnrc gnrr grcc grrr grrs grss nccc nccn nccr nccs ncgr ncgs ncnc ncrc ncsc ncss ngns ngsn nngn nnnn nnss nrcs nrrc nrsc nscc nscs nsnr nsrc nssc nssr nsss rccc rccs rcgc rcnr rcrg rcsc rcss rncs rngs rrrr rscc rscn rscs rsgc rsnn rsnr sccc sccs scgs scnr scr- scrc scrn scrs scsc scsn scsr sgcg sggg sggs sgss sncc snns snrs srcc srnn sscc sscs ssgs ssns ssrc ssrg ssrs sssc ssss