C31232233133313221211113313331333132313233312111133131232313232321   >>    C3123223313331322121111331333133313231323331211113313123231323232   <<    C31232233133313221211113313331333132313233312111133131232313232323   >>      C31232233133313221211113313331333132313233312111133131232313232322   >>