code: def _erfc_complex(ctx, z):
      if ctx.re(z) > 2:
          z2 = ctx.square_exp_arg(z)
          nz2 = ctx.fneg(z2, exact=True)
          v = (
              ctx.exp(nz2)
              / ctx.sqrt(ctx.pi)
              * ctx.hyperu((1, 2), (1, 2), z2)
          )
      else:
          v = 1 - ctx._erf_complex(z)
      if not ctx._re(z):
          v = 1 + ctx._im(v) * ctx.j
      return v
  
imports: from .functions import defun, defun_wrapped
label_desc: Use image node_id 2 for calling a global function with example usage: _erfc_complex(ctx, z) and returns: v