CLASS cjt net/minecraft/world/gen/surfacebuilder/NetherSurfaceBuilder
	FIELD S GLOWSTONE Lbvj;
	FIELD a seed J
	FIELD b noise Lckd;
	FIELD c CAVE_AIR Lbvj;
	FIELD d NETHERRACK Lbvj;
	FIELD e GRAVEL Lbvj;
