C3213322333133313113313221211113313331333131111331322222131333221   >>    C321332233313331311331322121111331333133313111133132222213133322   <<    C3213322333133313113313221211113313331333131111331322222131333223   >>      C3213322333133313113313221211113313331333131111331322222131333222   >>