C222123232321333131133133313331333132313231333133321323312113213221   >>    C22212323232133313113313331333133313231323133313332132331211321322   <<    C222123232321333131133133313331333132313231333133321323312113213223   >>      C222123232321333131133133313331333132313231333133321323312113213222   >>