C31232233133313221211113313331333133313331212111133131333131121131233132313221   >>    C3123223313331322121111331333133313331333121211113313133313112113123313231322   <<    C31232233133313221211113313331333133313331212111133131333131121131233132313223   >>      C31232233133313221211113313331333133313331212111133131333131121131233132313222   >>