C312322331333132212111133133313331333133312121111331211111121333131123313111311   >>    C31232233133313221211113313331333133313331212111133121111112133313112331311131   <<    C312322331333132212111133133313331333133312121111331211111121333131123313111313   >>      C312322331333132212111133133313331333133312121111331211111121333131123313111312   >>