C3213322333133313113313221211113313331333131111331322131323222321   >>    C321332233313331311331322121111331333133313111133132213132322232   <<    C3213322333133313113313221211113313331333131111331322131323222323   >>      C3213322333133313113313221211113313331333131111331322131323222322   >>