c-p-c ccccc cccsl ccpls ccrcl cctrl clspn cnnnn cntln cntnl cntrc cntrl cpctc crlcs csnps csprs cstcc ctrlc ctrls llrrs n-p-n ncstl nltss nslnc nsnps nspcc nspcl nstnt p-n-p pccts pctct pllnt plstc plstr pptnt prntr pssst pssts ptprc ptprn ptprr ptprs ptprt rcpsc rcpts rlrts rnsts rrsps rttns scnls scrsp sctrs slsts sltrn snltr snrnp splnt sprtn sssss strrs sttns sttsn tllnn tntnt tntsl tppts tsrcs tstlt ttttt