C13223313311212111133133313331333132333133313331333132321133232132322123231   >>    C1322331331121211113313331333133313233313331333133313232113323213232212323   <<    C13223313311212111133133313331333132333133313331333132321133232132322123233   >>      C13223313311212111133133313331333132333133313331333132321133232132322123232   >>