C3123223313331322121111331333133313231333132212111112111112331323133221   >>    C312322331333132212111133133313331323133313221211111211111233132313322   <<    C3123223313331322121111331333133313231333132212111112111112331323133223   >>      C3123223313331322121111331333133313231333132212111112111112331323133222   >>