C31232233133313221211113313331333132313331333133313331333133313233213331311321   >>    C3123223313331322121111331333133313231333133313331333133313331323321333131132   <<    C31232233133313221211113313331333132313331333133313331333133313233213331311323   >>      C31232233133313221211113313331333132313331333133313331333133313233213331311322   >>