C111113331333132322331333133313331323323131121133133313112211232322121   >>    C11111333133313232233133313331333132332313112113313331311221123232212   <<    C111113331333132322331333133313331323323131121133133313112211232322123   >>      C111113331333132322331333133313331323323131121133133313112211232322122   >>