C11112331333132311331333131333133313231333132212111133132321333132231   >>    C1111233133313231133133313133313331323133313221211113313232133313223   <<    C11112331333132311331333131333133313231333132212111133132321333132233   >>      C11112331333132311331333131333133313231333132212111133132321333132232   >>