C312322331333132212111133133313331323133313221211111211111323331322123313333231   >>    C31232233133313221211113313331333132313331322121111121111132333132212331333323   <<    C312322331333132212111133133313331323133313221211111211111323331322123313333233   >>      C312322331333132212111133133313331323133313221211111211111323331322123313333232   >>