C312322331333132212111133133313331312111133132313331312323323231   >>    C31232233133313221211113313331333131211113313231333131232332323   <<    C312322331333132212111133133313331312111133132313331312323323233   >>      C312322331333132212111133133313331312111133132313331312323323232   >>