Layer,	Ref1,	Ref2,	Type,	Impedance,	Width,	Space,	Tolerance
L1,		AIR,	L2,		SE,		50,			0.349,	-----,	10%
L1,		AIR,	L2,		DIFF,	90,			0.286,	0.203,	10%
L1,		AIR,	L2,		DIFF,	100,		0.221,	0.203,	10%