Floodfill (limited start area): 48, 54, 80, 300 -> 03d8686a|40, 308, 64, 340 -> 00a95d09|44, 340, 68, 360 -> 00439564|56, 388, 60, 392 -> 0001c67b|52, 428, 220, 544 -> 0c124044