CLASS cjp net/minecraft/world/gen/surfacebuilder/NetherSurfaceBuilder
	FIELD S GLOWSTONE Lbvf;
	FIELD a seed J
	FIELD b noise Lcjz;
	FIELD c CAVE_AIR Lbvf;
	FIELD d NETHERRACK Lbvf;
	FIELD e GRAVEL Lbvf;